For citations:
Yardukhin A.K., Yardukhina S.A. The mathematical component of the cluster olympiads of the Chuvash Republic. Russian Digital Libraries Journal. 2019;22(5):501-506. (In Russ.) https://doi.org/10.26907/1562-5419-2019-22-5-501-506
Yardukhin A.K., Yardukhina S.A. The mathematical component of the cluster olympiads of the Chuvash Republic. Russian Digital Libraries Journal. 2019;22(5):501-506. (In Russ.) https://doi.org/10.26907/1562-5419-2019-22-5-501-506